<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>05-img_01</title>
</head>
<body>

<!-- 使用tab键可以自动生成一堆代码 -->

<img src="https://www.baidu.com/img/bd_logo1.png"
     alt="这是百度的LOGO"
     width="100">

<!--
540    200
---  = ------
258    height

200 x 258 ÷ 540 = height
-->

</body>
</html>